Nextera XT Index Adapters for Illumina Two-Step PCR Library Preparation are pre-mixes of Index 1 (i7) and Index 2 (i5). They are used in Illumina Two-Step PCR DNA library preparation process. There are up to 96 unique combinations (barcodes) in the set. The minimum order is for 8 combinations (Indexes).

Applications: Multiplexing DNA sequencing for Illumina NGS systems.